If you have time, each of these links
will absolutely amaze you! Great for school reports.

Powers of 10: The ultimate way of understanding the Big Picture!! A must!

http://micro.magnet.fsu.edu/primer/java/scienceopticsu/powersof10/

Sky-Sight: Here's an amazing one page, colorful journey through the history of our fascination with wings! http://www.circlinghawk.com/crazybirds.html

Nazca Lines of Peru

Cool video
Balloon over the Nazca Lines

http://www.survive2012.com/nazcalines5.html
http://exn.ca/mysticplaces/Nazca.cfm
http://unmuseum.mus.pa.us/exdraw.htm
http://www.onagocag.com/nazca.html

Crop Circles
(One of the greatest mysteries of our time!)

http://www.cropcircleconnector.com/interface2005.htm
http://www.cropcircleresearch.com/